Re: kern/46208: 6.0_BETA crash (uvm_unmap_remove -> pmap_remove_ptes -> pmap_remove_pte)

[Aleksey Cheusov <cheusov%tut.by@localhost>]

The following reply was made to PR kern/46208; it has been noted by GNATS.

From: Aleksey Cheusov <cheusov%tut.by@localhost>
To: Martin Husemann <martin%duskware.de@localhost>
Cc: gnats-bugs%netbsd.org@localhost
Subject: Re: kern/46208: 6.0_BETA crash (uvm_unmap_remove -> pmap_remove_ptes
 -> pmap_remove_pte)
Date: Fri, 16 Mar 2012 13:50:02 +0300

 On Fri, Mar 16, 2012 at 1:39 PM, Martin Husemann 
<martin%duskware.de@localhost> wrote:
 > On Fri, Mar 16, 2012 at 01:36:01PM +0300, Aleksey Cheusov wrote:
 >> I rebuilt the kernel from scratch, updated it,
 >> rebotted several times and tried to login through xdm.
 >> One of three attempt led to system crash.
 >
 > Which xdm are you using,
 
 /usr/X11R7/bin/xdm
 
 The whole system was rebuilt 12.03 including X, kernel modules
 and command line apps.
 
 > and can you reproduce the problem without it?
 
 startx succeeds for me but
 several hours ago my system crashed after a day or so of uptime.
 Stacktrace is almost the same (kern_assert).
 
 
 #0  0xc05c4a03 in cpu_reboot ()
 #0  0xc05c4a03 in cpu_reboot ()
 #1  0xc07c1c1a in vpanic ()
 #2  0xc0963ab3 in kern_assert ()
 #3  0xc06987e0 in pmap_remove_pte ()
 #4  0xc069c19a in pmap_remove ()
 #5  0xc08be4b9 in uvm_unmap_remove ()
 #6  0xc08be83f in uvmspace_free ()
 #7  0xc05425d7 in exit1 ()
 #8  0xc0561568 in sigexit ()
 #9  0xc05618c8 in postsig ()
 #10 0xc054ac5d in lwp_userret ()
 #11 0xc07e6563 in syscall ()
 #12 0xc01005d6 in Xsyscall ()